CLEESINK is one of the top level China plug manufacturers and suppliers, as a professional company, we have our own factory, which is able to produce low price plug, plastic plug, plastic dog-house, plastic feeding mouth products with good quality. Welcome to wholesale or buy cheap products from us Cleesink food waste disposer 2 stage and 4 stage grind diagram Grinding system of 2, 4 stage introduction: 2 stage can grind up food waste into pieces smaller than 2.5mm. 4-stage can grind waste into smaller 2mm. And smaller the ground particle is, the less blockage for the underwater pipe system. http://www.cleesinkfwd.com